curl/tests/libtest/lib509.c
2004-02-20 08:51:43 +00:00

263 lines
6.5 KiB
C

#include "test.h"
#ifdef USE_SSLEAY
#ifdef HAVE_SYS_SOCKET_H
#include <sys/socket.h>
#endif
#include <sys/time.h>
#include <sys/types.h>
#ifdef HAVE_SYS_SELECT_H
#include <sys/select.h>
#endif
#include <openssl/opensslv.h>
#include <openssl/x509v3.h>
#include <openssl/x509_vfy.h>
#include <openssl/crypto.h>
#include <openssl/lhash.h>
#include <openssl/objects.h>
#include <openssl/err.h>
#include <openssl/evp.h>
#include <openssl/x509.h>
#include <openssl/pkcs12.h>
#include <openssl/bio.h>
#include <openssl/ssl.h>
typedef struct sslctxparm_st {
CURL* curl;
int accesstype ;
unsigned char * accessinfoURL ;
} sslctxparm;
static unsigned char *i2s_ASN1_IA5STRING( ASN1_IA5STRING *ia5)
{
unsigned char *tmp;
if(!ia5 || !ia5->length) return NULL;
tmp = OPENSSL_malloc(ia5->length + 1);
memcpy(tmp, ia5->data, ia5->length);
tmp[ia5->length] = 0;
return tmp;
}
/* A conveniance routine to get an access URI. */
static unsigned char *my_get_ext(X509 * cert, const int type,
int extensiontype)
{
int i;
STACK_OF(ACCESS_DESCRIPTION) * accessinfo ;
accessinfo = X509_get_ext_d2i(cert, extensiontype, NULL, NULL) ;
if (!sk_ACCESS_DESCRIPTION_num(accessinfo))
return NULL;
for (i = 0; i < sk_ACCESS_DESCRIPTION_num(accessinfo); i++) {
ACCESS_DESCRIPTION * ad = sk_ACCESS_DESCRIPTION_value(accessinfo, i);
if (OBJ_obj2nid(ad->method) == type) {
if (ad->location->type == GEN_URI) {
return i2s_ASN1_IA5STRING(ad->location->d.ia5);
}
return NULL;
}
}
return NULL;
}
void * globalparm = NULL;
static int ssl_app_verify_callback(X509_STORE_CTX *ctx, void *arg)
{
sslctxparm * p = (sslctxparm *) arg;
int ok, err;
fprintf(stderr,"ssl_app_verify_callback sslctxparm=%p ctx=%p\n",
(void *)p, (void*)ctx);
#if OPENSSL_VERSION_NUMBER<0x00907000L
/* not necessary in openssl 0.9.7 or later */
fprintf(stderr,"This version %s of openssl does not support a parm (%p)"
", getting a global static %p \n",
OPENSSL_VERSION_TEXT, (void *)p, (void *)globalparm);
p = globalparm;
#endif
/* The following error should not occur. We test this to avoid segfault. */
if (!p || !ctx) {
fprintf(stderr,"Internal error in ssl_app_verify_callback "
"sslctxparm=%p ctx=%p\n",(void *)p,(void*)ctx);
return 0;
}
ok= X509_verify_cert(ctx);
err=X509_STORE_CTX_get_error(ctx);
/* The following seems to be a problem in 0.9.7/8 openssl versions */
#if 1
if (err == X509_V_ERR_DEPTH_ZERO_SELF_SIGNED_CERT ||
err == X509_V_ERR_UNABLE_TO_GET_ISSUER_CERT_LOCALLY) {
fprintf(stderr,"X509_verify_cert: repairing self signed\n") ;
X509_STORE_CTX_set_error(ctx,X509_V_OK);
ok = 1;
}
#endif
if (ok && ctx->cert) {
unsigned char * accessinfoURL ;
accessinfoURL = my_get_ext(ctx->cert,p->accesstype ,NID_info_access);
if (accessinfoURL) {
if (strcmp((char *)p->accessinfoURL, (char *)accessinfoURL)) {
fprintf(stderr, "Setting URL <%s>, was <%s>\n",
accessinfoURL,p->accessinfoURL);
OPENSSL_free(p->accessinfoURL);
p->accessinfoURL = accessinfoURL;
curl_easy_setopt(p->curl, CURLOPT_URL,p->accessinfoURL);
}
else
OPENSSL_free(accessinfoURL);
}
}
return(ok);
}
static CURLcode sslctxfun(CURL * curl, void * sslctx, void * parm)
{
sslctxparm * p = (sslctxparm *) parm;
SSL_CTX * ctx = (SSL_CTX *) sslctx ;
fprintf(stderr,"sslctxfun start curl=%p ctx=%p parm=%p\n",
(void *)curl,(void *)ctx,(void *)p);
SSL_CTX_set_quiet_shutdown(ctx,1);
SSL_CTX_set_cipher_list(ctx,"RC4-MD5");
SSL_CTX_set_mode(ctx, SSL_MODE_AUTO_RETRY);
/* one might assume that the cert validaton would not fail when setting this,
but it still does, see the error handling in the call back */
SSL_CTX_set_verify_depth(ctx,0);
SSL_CTX_set_verify(ctx,SSL_VERIFY_NONE,NULL);
#if OPENSSL_VERSION_NUMBER<0x00907000L
/* in newer openssl versions we can set a parameter for the call back. */
fprintf(stderr,"This version %s of openssl does not support a parm,"
" setting global one\n", OPENSSL_VERSION_TEXT);
/* this is only done to support 0.9.6 version */
globalparm = parm;
/* in 0.9.6 the parm is not taken */
#endif
SSL_CTX_set_cert_verify_callback(ctx, ssl_app_verify_callback, parm);
fprintf(stderr,"sslctxfun end\n");
return CURLE_OK ;
}
int test(char *URL)
{
CURLM* multi;
sslctxparm p;
int i;
CURLMsg *msg;
curl_global_init(CURL_GLOBAL_ALL);
p.curl = curl_easy_init();
p.accessinfoURL = (unsigned char *) strdup(URL);
p.accesstype = OBJ_obj2nid(OBJ_txt2obj("AD_DVCS",0)) ;
curl_easy_setopt(p.curl, CURLOPT_URL, p.accessinfoURL);
curl_easy_setopt(p.curl, CURLOPT_SSL_CTX_FUNCTION, sslctxfun) ;
curl_easy_setopt(p.curl, CURLOPT_SSL_CTX_DATA, &p);
curl_easy_setopt(p.curl, CURLOPT_SSL_VERIFYPEER, FALSE);
curl_easy_setopt(p.curl, CURLOPT_SSL_VERIFYHOST, 1);
fprintf(stderr,"Going to perform %s\n",p.accessinfoURL);
{
CURLMcode res;
int running;
char done=FALSE;
multi = curl_multi_init();
res = curl_multi_add_handle(multi, p.curl);
while(!done) {
fd_set rd, wr, exc;
int max_fd;
struct timeval interval;
interval.tv_sec = 1;
interval.tv_usec = 0;
while (res == CURLM_CALL_MULTI_PERFORM) {
res = curl_multi_perform(multi, &running);
fprintf(stderr, "running=%d res=%d\n",running,res);
if (running <= 0) {
done = TRUE;
break;
}
}
if(done)
break;
if (res != CURLM_OK) {
fprintf(stderr, "not okay???\n");
return 80;
}
FD_ZERO(&rd);
FD_ZERO(&wr);
FD_ZERO(&exc);
max_fd = 0;
if (curl_multi_fdset(multi, &rd, &wr, &exc, &max_fd) != CURLM_OK) {
fprintf(stderr, "unexpected failured of fdset.\n");
return 89;
}
if (select(max_fd+1, &rd, &wr, &exc, &interval) == -1) {
fprintf(stderr, "bad select??\n");
return 95;
}
res = CURLM_CALL_MULTI_PERFORM;
}
msg = curl_multi_info_read(multi, &running);
/* this should now contain a result code from the easy handle, get it */
i = msg->data.result;
}
fprintf(stderr, "all done\n");
curl_multi_remove_handle(multi, p.curl);
curl_easy_cleanup(p.curl);
curl_multi_cleanup(multi);
curl_global_cleanup();
free(p.accessinfoURL);
return i;
}
#else /* USE_SSLEAY */
int test(char *URL)
{
(void)URL;
return CURLE_FAILED_INIT;
}
#endif /* USE_SSLEAY */